I found that animation and visuals are really helpful here for people who struggle with it. There's plenty of tutorial videos on YouTub An epistemological hurd

I found that animation and visuals are really helpful here for people who struggle with it. There's plenty of tutorial videos on YouTub An epistemological hurdle that really helped me was realizing these things like frequency and time domain aren't "real" as much as they are extremely useful mathematical models for manipulating things.